配置文件:
<?xml version="1.0"?>
<configuration>
<configSections>
<section name="dataConfiguration" type="Microsoft.Practices.EnterpriseLibrary.Data.Configuration.DatabaseSettings, Microsoft.Practices.EnterpriseLibrary.Data, Version=4.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"/>
<section name="log4net" type="System.Configuration.IgnoreSectionHandler"/>
</configSections>
<connectionStrings>
<add name="testdb" connectionString="Data Source=test;Persist Security Info=True;User ID=system;Password=manager;Unicode=True" providerName="System.Data.OracleClient"/>
</connectionStrings>
<log4net>
<appender name="LogAllToFile" type="log4net.Appender.RollingFileAppender,log4net">
<!--输出格式
每种转换符号都以%开始,后面跟着一个格式符号和换符号。
%-数字 :该项的最小长度,小于最小长度的用空格填充
%m(message):输出的日志消息
%n(new line):换行
%d(datetime):输出当前语句运行的时刻
%r(run time):输出程序从运行到执行到当前语句时消耗的毫秒数
%t(thread id):当前语句所在的线程ID
%p(priority): 日志的当前优先级别,即DEBUG、INFO、WARN…等
%c(class):当前日志对象的名称,
%L(line ):输出语句所在的行号
%F(file name):输出语句所在的文件名
%logger 日志名称
-->
<param name="File" value="log\"/>
<param name="AppendToFile" value="true"/>
<param name="MaxSizeRollBackups" value="100"/>
<param name="MaximumFileSize" value="1KB"/>
<param name="StaticLogFileName" value="false"/>
<param name="DatePattern" value="yyyyMMdd".log""/>
<param name="RollingStyle" value="Date"/>
<layout type="log4net.Layout.PatternLayout">
<param name="ConversionPattern" value="记录时间:%date 线程ID:[%thread] 日志级别:%-5level 记录类:%logger 操作者ID:%property{Operator} 操作类型:%property{ActionType}%n当前机器名:%property%n当前机器名及登录用户:%username %n记录位置:%location%n消息描述:%property{Message}%n异常:%exception%n消息:%message%newline%n%n" />
</layout>
</appender>
<!--记录到文件方式-->
<appender name="RollingFileAppender" type="log4net.Appender.RollingFileAppender">
<file value="RollingFileAppender_log.txt" />
<appendToFile value="true" />
<rollingStyle value="Size" />
<maxSizeRollBackups value="10" />
<maximumFileSize value="100KB" />
<staticLogFileName value="true" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%date [%thread] (%file:%line) %-5level %logger [%property{NDC}] - %message%newline" />
</layout>
</appender>
<appender name="RollingLogFileAppender_DateFormat" type="log4net.Appender.RollingFileAppender">
<file value="RollingLogFileAppender_DateFormat_log.txt" />
<appendToFile value="true" />
<rollingStyle value="Date" />
<!--<datePattern value="yyyyMMdd-HHmm" />-->
<datePattern value="yyyyMMdd" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%date [%thread](%file:%line) %-5level %logger [%property{NDC}] - %message%newline" />
</layout>
</appender>
<!--记录到oracle数据库方式-->
<appender name="AdoNetAppender_Oracle" type="log4net.Appender.AdoNetAppender">
<connectionType value="System.Data.OracleClient.OracleConnection, System.Data.OracleClient, Version=1.0.3300.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />
<connectionString value="Data Source=test;Persist Security Info=True;User ID=system;Password=manager;" />
<commandText value="INSERT INTO Log (Datetime,Thread,Log_Level,Logger,Message) VALUES (:log_date, :thread, :log_level, :logger, :message)" />
<bufferSize value="1" />
<parameter>
<parameterName value=":log_date" />
<dbType value="DateTime" />
<layout type="log4net.Layout.RawTimeStampLayout" />
</parameter>
<parameter>
<parameterName value=":thread" />
<dbType value="String" />
<size value="255" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%thread" />
</layout>
</parameter>
<parameter>
<parameterName value=":log_level" />
<dbType value="String" />
<size value="50" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%level" />
</layout>
</parameter>
<parameter>
<parameterName value=":logger" />
<dbType value="String" />
<size value="255" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%logger" />
</layout>
</parameter>
<parameter>
<parameterName value=":message" />
<dbType value="String" />
<size value="4000" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%message" />
</layout>
</parameter>
</appender>
<!--记录到SQLite数据库方式-->
<appender name="AdoNetAppender_SQLite" type="log4net.Appender.AdoNetAppender">
<bufferSize value="100" />
<connectionType value="System.Data.SQLite.SQLiteConnection, System.Data.SQLite, Version=1.0.66.0, Culture=neutral" />
<!--SQLite连接字符串-->
<connectionString value="Data Source=c:\\log4net.db;Version=3;" />
<commandText value="INSERT INTO Log (Date, Level, Logger,Source, Message) VALUES (@Date, @Level, @Logger, @Source, @Message)" />
<parameter>
<parameterName value="@Date" />
<dbType value="DateTime" />
<layout type="log4net.Layout.RawTimeStampLayout" />
</parameter>
<parameter>
<parameterName value="@Level" />
<dbType value="String" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%level" />
</layout>
</parameter>
<parameter>
<parameterName value="@Logger" />
<dbType value="String" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%logger" />
</layout>
</parameter>
<parameter>
<parameterName value="@Source" />
<dbType value="String" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%file:%line" />
</layout>
</parameter>
<parameter>
<parameterName value="@Message" />
<dbType value="String" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%message" />
</layout>
</parameter>
</appender>
<root>
<!--文件形式记录日志-->
<appender-ref ref="LogAllToFile" />
<!--控制台控制显示日志-->
<appender-ref ref="ConsoleAppender" />
<!--Windows事件日志-->
<appender-ref ref="EventLogAppender" />
<!--SQLite事件日志-->
<appender-ref ref="AdoNetAppender_SQLite" />
<!--RollingFileAppender事件日志-->
<appender-ref ref="RollingFileAppender" />
<!--RollingFileAppender事件日志,每天一个日志-->
<appender-ref ref="RollingLogFileAppender_DateFormat" />
<!-- 如果不启用相应的日志记录,可以通过这种方式注释掉 -->
<appender-ref ref="AdoNetAppender_Oracle" />
</root>
</log4net>
<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/></startup></configuration>
调用:
[assembly: log4net.Config.XmlConfigurator(Watch = true)]
public static readonly log4net.ILog log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
log.Info("test");
log.Error(ex.message,ex);